export interface UserIdentity {
  id: number;
  name: string;
  avatar: string;
}

export interface AniListAuthorisation {
  tokenType: string;
  accessToken: string;
  expiresIn: number;
  refreshToken: string;
}

export const userIdentity = async (
  anilistAuthorisation: AniListAuthorisation
): Promise<UserIdentity> => {
  const userIdResponse = await (
    await fetch('https://graphql.anilist.co', {
      method: 'POST',
      headers: {
        Authorization: `${anilistAuthorisation.tokenType} ${anilistAuthorisation.accessToken}`,
        'Content-Type': 'application/json',
        Accept: 'application/json'
      },
      body: JSON.stringify({ query: `{ Viewer { id name avatar { large } } }` })
    })
  ).json();

  return {
    id: userIdResponse['data']['Viewer']['id'],
    name: userIdResponse['data']['Viewer']['name'],
    avatar: userIdResponse['data']['Viewer']['avatar']['large']
  };
};